CN212858827U

CN212858827U - Flywheel cylindrical grinding machine

Info

Publication number: CN212858827U
Application number: CN202021794217.1U
Authority: CN
Inventors: 冯立佳; 王建玲; 曹良民
Original assignee: Jilin Shibao Machinery Manufacturing Co ltd
Current assignee: Jilin Shibao Machinery Manufacturing Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-04-02
Anticipated expiration: 2030-08-25

Abstract

The utility model relates to a flywheel excircle grinding machine, which comprises an outer cover, be fixed with X to sharp slip table on the base in the dustcoat, install B axle revolving stage and flywheel location frock on X is to sharp slip table, have stopping clamping device at X axle sharp slip table side-mounting, install grinding device on the base behind the flywheel location frock, it has the chip removal mouth to open on the base between flywheel location frock and grinding device. This application grinder replaces artifical flywheel cylindrical grinding operation by equipment, and the grinding quality is high, reduces operator's intensity of labour, improves product quality. This application replaces artifically, can realize alone multimachine operation, improves production efficiency, reduces the foundry goods cost.

Description

Flywheel cylindrical grinding machine

Technical Field

The utility model belongs to the technical field of a flywheel aftertreatment process processing equipment and specifically relates to a flywheel cylindrical grinding machine.

Background

The post-processing of the flywheel blank is the last step in the casting process and generally comprises: the method comprises the following steps of sand removal, dead head removal, surface grinding and the like, wherein the casting grinding can be used as primary machining of casting machining, and the finished machining allowance is reduced due to the ground workpiece.

The flywheel is formed with sprue gate residue and riser residue, and typically also has significant flash and burr that must be disposed of. In the existing methods, most of the defects are that the casting is manually hammered and then directly processed by a hand-held angle grinder or a grinding machine, and some simple grinding equipment is adopted, the common scheme is that the grinding machine is arranged, the casting is clamped by a tool, the two grinding machines and the tool are arranged on a mechanism capable of moving in multiple directions, the part to be processed is manually observed, and the grinding machine or the casting workpiece is manually moved to complete processing.

Disclosure of Invention

The utility model aims at providing a flywheel cylindrical grinder, this grinder grinding high quality, easy operation, work efficiency height, reduction intensity of labour.

The technical scheme of the utility model is that:

the utility model provides a flywheel cylindrical grinder, includes the dustcoat, be fixed with X to sharp slip table on the base in the dustcoat, install B axle revolving stage and flywheel location frock to sharp slip table upper surface at X, install stopping clamping device in X axle sharp slip table side, install grinding device on the base behind the flywheel location frock, it has the chip removal mouth to open on the base between flywheel location frock and grinding device.

The utility model has the advantages that:

1. the grinding machine replaces manual flywheel cylindrical grinding operation by equipment, reduces labor intensity of operators, and improves product quality. This application replaces artifically, can realize alone multimachine operation, improves production efficiency, reduces the foundry goods cost.

2. The grinding machine can ensure the consistency of the grinding quantity by adopting mechanical transmission, mechanical positioning and anti-retreat clamping devices, and improves the grinding quality.

3. The mechanized and totally-enclosed operation mode reduces the dust pollution, greatly improves the working environment, realizes clean production and meets the safety rule.

4. Scrap iron falling from the flywheel grinding is collected uniformly through the scrap discharge port.

Drawings

Fig. 1 is the overall structure schematic diagram of the grinding machine of the present invention.

Fig. 2 is the schematic structural diagram of the grinding machine of the present invention. (removing the outer cover)

Fig. 3 is a schematic view of another angle structure of the grinding machine of the present invention. (removing the outer cover)

Fig. 4 is an exploded view of the flywheel positioning tool.

Fig. 5 is a schematic view of an X-direction linear sliding table structure.

FIG. 6 is a schematic view of the structure of the stopping and clamping device.

Fig. 7 is a schematic view of the grinding machine of the present invention in use.

In the figure: 1. a base; 2. an X-direction linear sliding table; 2-1 slide bench base; 2-2, an X-axis guide rail; 2-3, X-axis trapezoidal lead screw; 2-4, a sliding block; 2-5, a movable plate; 2-6, moving a hand wheel; 2-7, a limiting component; 2-8, a limiting block; 2-9, a screw; 2-10, fixed end; 2-11, a nut mounting seat; 3. a B-axis turntable; 3-1, a speed reducing motor; 3-2, pivoting support; 3-3, mounting plates of the slewing bearings; 4. a grinding device; 4-1, a motor; 4-2, lengthening the main shaft; 4-3, grinding wheel; 4-4, grinding the bracket; 4-5, grinding the square frame; 4-6 grinding the vertical frame; 5. a flywheel positioning tool; 5-1, fixing a tool fixing plate; 5-2, positioning a tool bottom plate of the flywheel; 5-3, flywheel positioning tooling side plates; 5-4, supporting a spring; 5-5, positioning a pull rod; 5-6, centering blocks; 5-7, a positioning column; 5-8, positioning a disc; 5-9, a compression screw; 5-10, a central groove; 5-11, long holes; 6. a backstop clamping device; 6-1, bearing seats; 6-2, a transmission shaft; 6-3, two cams; 6-4, pressing the L plate; 6-5, pressing an operating rod; 6-6, a limiting groove; 7. a chip removal port; 8. a housing; 9. a cover door; 10. a cover window; 11. an electric control cabinet; 12. a dust remover connecting port.

Detailed Description

In order to solve the defects, the inventor invents the flywheel cylindrical grinding machine.

The present application will now be described in detail with reference to the accompanying drawings:

the utility model provides a flywheel cylindrical grinder, includes dustcoat 8, be fixed with X on the base in the dustcoat 8 to sharp slip table 2, be connected with B axle revolving stage 3 and flywheel location frock 5 above X is to sharp slip table 2, has stopping clamping device 6 at 2 side-mounting of X axle sharp slip table, installs grinding device 4 on the base behind flywheel location frock 5, and it has chip removal mouth 7 to open on the base between flywheel location frock 5 and grinding device 4.

The X-direction linear sliding table can adopt a common structure in the prior art and is used for driving the B-axis rotary table and the flywheel positioning tool to move back and forth. The B-axis turntable drives the flywheel positioning tool to rotate, and the B-axis turntable and the flywheel positioning tool are concentrically arranged. And the retaining clamping device is used for fixing the X-direction linear sliding table to move. The outer cover can be further provided with a dust remover connecting port 12, the dust remover connecting port is located on the intersection point of the extension line of the tangent line of the outer circle of the flywheel at the contact point of the grinding wheel and the flywheel and the side wall of the outer cover, and the dust remover is connected with the dust remover connecting port 12 through a hose, so that dust removal is facilitated.

The X-direction linear sliding table 2 comprises a sliding table seat 2-1, two X-axis guide rails 2-2, an X-axis trapezoidal lead screw 2-3, a movable plate 2-5, a moving hand wheel 2-6 and a limiting assembly 2-7, wherein the sliding table seat 2-1 is fixed on the base 1, the sliding table seat 2-1 is internally fixed with the two longitudinal X-axis guide rails 2-2 through guide rail seats, the sliding table seat between the two guide rails is internally provided with the X-axis trapezoidal lead screw 2-3, the trapezoidal lead screw 2-3 is fixed in the sliding table seat through a fixed end 2-10 (namely a lead screw fixing seat) and a support end (namely a lead screw support seat), a nut is sleeved between the fixed end and the support end on the trapezoidal lead screw, the nut is connected with a nut mounting seat 2-11 through a nut bolt, the front end of the trapezoidal lead screw is connected with a transition, the movable plates 2-5 are fixed on the screw mounting seat on the trapezoidal screw and the sliding blocks 2-4 on the guide rails through bolts, the limiting assemblies 2-7 are composed of limiting blocks 2-8 and limiting screw rods 2-9, the limiting blocks 2-8 are fixed on the base behind the sliding table seat, bolt holes are formed in the limiting blocks 2-8, and the front ends of the limiting screw rods 2-9 penetrate through the bolt holes in the limiting blocks 2-8 and then prop against the rear ends of the movable plates 2-5. When the flywheel positioning tool is used, the hand wheel is rotationally moved to drive the trapezoidal screw to rotate, and then the movable plate is driven to move through the screw mounting seat and the sliding block on the sliding rail, so that the flywheel positioning tool is driven to move.

The B-axis rotary table 3 is composed of a speed reducing motor 3-1 and a slewing bearing 3-2, a slewing bearing mounting plate 3-3 is connected to a movable plate 2-5 through bolts, the slewing bearing 3-2 is connected to the slewing bearing mounting plate 3-3 through bolts, the speed reducing motor 3-1 is installed on a movable plate on the right side of the slewing bearing mounting plate 3-3 through bolts, an output shaft of the speed reducing motor 3-1 is directly connected with an input shaft of the slewing bearing 3-2 through a positioning key, and the speed reducing motor controls the bearing slewing bearing to rotate. The slewing bearing drives the flywheel positioning tool to perform slewing motion.

The flywheel positioning tool 5 comprises a tool fixing plate 5-1, a positioning tool bottom plate 5-2, positioning tool side plates 5-3, a supporting spring 5-4, a positioning pull rod 5-5, a centering block 5-6, a positioning column 5-7, a positioning disc 5-8 and a compression screw rod 5-9, wherein the tool fixing plate 5-1 is connected to a slewing bearing through a bolt, the positioning tool bottom plate 5-2 is fixed on the tool fixing plate 5-1 through a bolt, the two positioning tool side plates 5-3 are fixed on the positioning tool bottom plate 5-2 through bolts, a central groove 5-10 is formed in the center of the tool bottom plate 5-2, the lower end of the positioning pull rod 5-5 is inserted into the central groove, and a bolt at the lower end of the positioning pull rod 5-5 (the lower part of the positioning pull rod in the figure is provided with a convex fixing, fixed with a central slot bolt), a supporting spring 5-4 is sleeved on the positioning pull rod 5-5, the positioning disc 5-8 is connected with the upper end of the positioning tool side plate 5-3 through a bolt, a central hole is formed in the middle of the positioning disc 5-8, a centering block 5-6 is arranged in the central hole of the positioning disc 5-8, a positioning column 5-7 is fixed on the positioning disc 5-8 through a bolt, a bolt hole is formed in the upper end of the positioning pull rod 5-5, and the lower end of a compression screw rod 5-9 is connected with the bolt hole on the positioning pull rod 5-5 in a matched mode. The periphery of the positioning disc 5-8 is provided with a long hole 5-11 corresponding to the positioning column 5-7, and a bolt at the bottom end of the positioning column 5-7 penetrates through the long hole 5-11 and is fixedly connected with the long hole by a nut. The flywheel positioning tool is used for positioning the flywheel 13, the flywheel is placed on the positioning disc when the flywheel positioning tool is used, the positioning column supports the flywheel, and the compression screw is in threaded connection with the positioning pull rod from top to bottom to fasten the flywheel.

The grinding device 4 comprises a grinding support 4-4, a motor 4-1, an extension shaft 4-2 and a grinding wheel 4-3, wherein the grinding support 4-4 consists of a grinding square frame 4-5 at the lower part and a grinding vertical frame 4-6 at one side of the upper part of the grinding square frame, the motor 4-1 is fixed on the grinding square frame 4-5 of the grinding support 4-4 through bolts, and the extension shaft is fixed on the grinding vertical frame 4-6 through a spigot and a bolt. The transmission sleeve is sleeved outside the joint of the output shaft of the motor 4-1 and the input end of the lengthened shaft 4-2, the transmission sleeve is in key connection with the output shaft of the motor and the input end of the lengthened shaft, and the grinding wheel 4-3 is fixed on the output end of the lengthened shaft through a bolt. The grinding wheel of the grinding device is used for grinding the flywheel.

The stopping clamping device 6 comprises a bearing seat 6-1, a transmission shaft 6-2, two cams 6-3, a pressing L plate 6-4, a pressing operating rod 6-5 and a limiting groove 6-6, the bearing seat is fixed on a base on one side of a movable plate, which is not provided with a speed reduction motor, through bolts, the limiting groove 6-6 is formed in the base between the bearing seat and the movable plate, the transmission shaft 6-2 is installed in the bearing seat 6-1 through a bearing, the outer end of the transmission shaft 6-2 is connected with the pressing operating rod 6-5 through a key, the lower end of the pressing L plate 6-4 is inserted into the limiting groove 6-6 formed in the base, a through hole is formed in the upper part of the pressing L plate 6-4, the other end of the transmission shaft 6-2 penetrates through the through hole in the pressing L plate 6-4, the two cams 6-3 are installed on, the two cams are oppositely arranged at 180 degrees, one cam is arranged in a through hole of 6-4 on the pressing L plate, and the other cam is arranged on the inner side of the pressing L plate and is arranged below the movable plates 2-5. When the flywheel positioning tool needs to be fixed or the position of the flywheel positioning tool needs to be adjusted, the compressing operation rod is rotated to control the two cams which are arranged in the opposite direction, and then the compressing L plate is driven to move up and down along the limiting groove, and then the flywheel positioning tool is positioned or opened.

The front of the machine tool outer cover 8 is provided with a cover door 9 and a cover window 10, and the cover door and the cover window can be in the structural form in the prior art. In the attached drawings of the application, a sliding cover door 9 is arranged at the front of the outer cover, and a cover window 10 is arranged at the front of the cover door 9. The electric control cabinet 11 is fixedly arranged on the outer side surface of the outer cover 8 and is connected with the motor 4-1 in the grinding device through a cable and the speed reducing motor 3-1.

The flywheel cylindrical grinding machine working process:

1) and adjusting the positions of the angular and plane positioning columns through the strip holes below the positioning columns according to different workpieces, and placing the flywheel to be polished on the positioning columns to enable the flywheel to be in a horizontal state.

2) And after the workpiece is positioned, a compression screw penetrates through the flywheel to be connected with the positioning pull rod, so that the workpiece is locked.

3) And the trapezoidal screw is controlled by the moving hand wheel, so that the movable plate moves to drive the flywheel positioning tool to move, the trial cutting of the workpiece is carried out, the residual height of the flash reaches the required range, and meanwhile, the position of the limiting assembly is fixed, and the movable plate is positioned.

4) After trial cutting, the X-axis linear sliding table returns to the workpiece clamping position, and normal production is carried out after the effect is confirmed;

5) positioning the workpiece again and compressing the screw rod tightly; the hand wheel controls the X axis to move to a limit dead point; the stopping clamping mechanism is locked, and the B-axis turntable automatically rotates to finish workpiece grinding;

6) and repeating the action 5) and circularly processing.

Claims

1. The utility model provides a flywheel cylindrical grinder which characterized in that: the automatic chip removing machine comprises an outer cover, wherein an X-direction linear sliding table is fixed on a base in the outer cover, a B-axis rotary table and a flywheel positioning tool are installed on the X-direction linear sliding table, a stopping clamping device is installed on the side surface of the X-axis linear sliding table, a grinding device is installed on the base behind the flywheel positioning tool, and a chip removing opening is formed in the base between the flywheel positioning tool and the grinding device.

2. The flywheel cylindrical grinding machine according to claim 1, characterized in that: the X-direction linear sliding table comprises a sliding table seat, two guide rails, a trapezoidal screw rod, a movable plate, a moving hand wheel and a limiting assembly, the sliding table seat is fixed on the base, two longitudinal guide rails are fixed in the sliding platform seat through the guide rail seat, a trapezoidal screw rod is arranged on the sliding platform seat between the two guide rails, the trapezoidal screw rod is fixed on the sliding platform seat through a fixed end and a supporting end, a nut is sleeved between the fixed end and the supporting end on the trapezoidal screw rod, the nut is connected with a nut mounting seat through a bolt, the front end of the trapezoidal screw rod is connected with a transition sleeve through a key, one end of the transition sleeve is in interference connection with a moving hand wheel, a movable plate is fixed on the screw mounting seat on the trapezoidal screw and the sliding block on the guide rail through bolts, the limiting component consists of a limiting block and a limiting screw rod, the limiting block is fixed on the base behind the sliding platform seat, the bolt hole is opened on the limiting block, and the front end of the limiting screw penetrates through the bolt hole on the limiting block and then abuts against the rear end of the movable plate.

3. The flywheel cylindrical grinding machine according to claim 1, characterized in that: the B-axis rotary table is composed of a slewing bearing mounting plate, a speed reducing motor and a slewing bearing, the slewing bearing mounting plate is connected to the movable plate through bolts, the slewing bearing is connected to the slewing bearing mounting plate through bolts, the speed reducing motor is mounted on the movable plate on the side face of the slewing bearing mounting plate through bolts, and an output shaft of the speed reducing motor is directly connected with an input shaft of the slewing bearing through a positioning key.

4. The flywheel cylindrical grinding machine according to claim 1, characterized in that: the flywheel positioning tool comprises a tool fixing plate, a positioning tool bottom plate, positioning tool side plates, a supporting spring, a positioning pull rod, a centering block, a positioning column, a positioning disc and a compression screw rod, wherein the tool fixing plate is connected to a slewing bearing through a bolt, the positioning tool bottom plate is fixed on the tool fixing plate through the bolt, the two positioning tool side plates are fixed on the positioning tool bottom plate through the bolt, a center groove is formed in the center of the tool bottom plate, the lower end of the positioning pull rod is inserted into the center groove of the tool bottom plate and fixed in the center groove through the bolt, the supporting spring is sleeved on the positioning pull rod, the positioning disc is connected with the upper ends of the positioning tool side plates through the bolt, a center hole is formed in the middle of the positioning disc, the centering block is arranged in the center hole of the positioning disc, the lower end of the positioning pull rod is arranged on, the lower end of the compression screw is connected with a bolt hole on the positioning pull rod in a matching way.

5. The flywheel cylindrical grinding machine according to claim 1, characterized in that: the periphery of the positioning disc is provided with a long hole corresponding to the positioning column, and a bolt below the positioning column penetrates through the long hole downwards and is fastened and connected through a nut.

6. The flywheel cylindrical grinding machine according to claim 1, characterized in that: the grinding device comprises a grinding support, a motor, an extension shaft, a grinding wheel mounting seat and a grinding wheel sheet, wherein the motor is fixed on the grinding support through a bolt, the extension shaft is fixed on the grinding support, a transmission sleeve is sleeved outside the joint of an output shaft of the motor and the input end of the extension shaft, the transmission sleeve is in key connection with the output shaft of the motor and the input end of the extension shaft, and the output end of the extension shaft is in bolted connection with the grinding wheel sheet.

7. The flywheel cylindrical grinding machine according to claim 1, characterized in that: stopping clamping device includes bearing frame, transmission shaft, two cams, compresses tightly the L board, compresses tightly action bars, spacing groove, the bearing frame bolt fastening is on the fly leaf does not install the base of gear motor one side, it has the spacing groove to open on the base between bearing frame and the fly leaf, and the bearing frame is inside to be installed the transmission shaft through the bearing, the transmission shaft outer end compresses tightly the action bars through the key-type connection, compress tightly the L board lower extreme and pass and open the spacing groove that has on the base, compress tightly L board upper portion and open and have the through-hole, the transmission shaft other end passes the through-hole that compresses tightly on the L board, installs two cams through the navigation key interference on the transmission shaft, and 180 degrees reverse installations of two cams, in one of them cam arranges the through-hole that compresses tightly on the L board in.

8. The flywheel cylindrical grinding machine according to claim 1, characterized in that: the outer cover is also provided with a dust remover connecting port, and the dust remover connecting port is positioned on the intersection point of the extension line of the tangent line of the outer circle of the flywheel at the contact point of the grinding wheel and the flywheel and the side wall of the outer cover.